1 package org.apache.lucene.queryParser.standard.builders;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
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20 import org.apache.lucene.messages.MessageImpl;
21 import org.apache.lucene.queryParser.core.QueryNodeException;
22 import org.apache.lucene.queryParser.core.messages.QueryParserMessages;
23 import org.apache.lucene.queryParser.core.nodes.MatchAllDocsQueryNode;
24 import org.apache.lucene.queryParser.core.nodes.QueryNode;
25 import org.apache.lucene.queryParser.standard.parser.EscapeQuerySyntaxImpl;
26 import org.apache.lucene.search.MatchAllDocsQuery;
29 * Builds a {@link MatchAllDocsQuery} object from a
30 * {@link MatchAllDocsQueryNode} object.
32 public class MatchAllDocsQueryNodeBuilder implements StandardQueryBuilder {
34 public MatchAllDocsQueryNodeBuilder() {
38 public MatchAllDocsQuery build(QueryNode queryNode) throws QueryNodeException {
41 if (!(queryNode instanceof MatchAllDocsQueryNode)) {
42 throw new QueryNodeException(new MessageImpl(
43 QueryParserMessages.LUCENE_QUERY_CONVERSION_ERROR, queryNode
44 .toQueryString(new EscapeQuerySyntaxImpl()), queryNode.getClass()
48 return new MatchAllDocsQuery();